This is in part because lower mercury levels are found in smaller fish or that don't eat a lot of other fish (compared to a ...

The FDA and EPA say most women and young children should avoid the first four highest-­mercury fish below. They're considering adding the last two to the list. If you are a frequent consumer of ...

But not all fish are equal. Some are much healthier than others, and there are also considerable environmental concerns related to contaminants like mercury and polychlorinated biphenyls.